Which is cheaper, the RZE Fortitude GMT or the Timefactors Aerotimer?

At MSRP the Timefactors Aerotimer is the cheaper of the two at $416, against $719 for the RZE Fortitude GMT — a $303 gap before any retailer discounting.

Which is bigger, the RZE Fortitude GMT or the Timefactors Aerotimer?

The Timefactors Aerotimer wears larger at 42mm versus 41mm for the RZE Fortitude GMT — a 1mm difference across the dial.

Which has better water resistance, the RZE Fortitude GMT or the Timefactors Aerotimer?

The RZE Fortitude GMT is rated to 200m versus 100m for the Timefactors Aerotimer.

What movement does the RZE Fortitude GMT run compared to the Timefactors Aerotimer?

The RZE Fortitude GMT runs a automatic gmt caliber (Miyota 9075), while the Timefactors Aerotimer runs a mecaquartz (Seiko VK64).

Side by side

RZE Fortitude GMTvsTimefactors Aerotimer

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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RZE Fortitude GMT

MSRP $719

See the full Fortitude GMT

Timefactors Aerotimer

MSRP $416

See the full Aerotimer

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Buy used on eBay ↗

Buy from Timefactors ↗

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At a glance

14 of 29 specs differ

Diameter

Fortitude GMT41mm

Aerotimer42mm

Power Reserve

Fortitude GMT—

Aerotimer—

Water Resistance

Fortitude GMT200m

Aerotimer100m

MSRP

Fortitude GMT$719

Aerotimer$416

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Underside

—

Dial Color

Red

Black

Lume

Super-LumiNova BGW9

SuperLuminova C3

Movement

4 specs

Caliber

Miyota 9075

Seiko VK64

Type

Automatic

Mecaquartz

Power Reserve

—

Complications

GMT

None

Pricing

1 specs

MSRP

$719

$416

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RZE Fortitude GMTvsTimefactors Aerotimer

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